Player Page

Witbooi, J (Jaden)
Dob: 2008/07/08 (U18)
Gender: Male
Chess SA id: 1080138376
FIDE id:
Region: West Coast Union (WCU)
Citizen: RSA
Title(s):
Last active: 2023/02/11 (650 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1105.3
Current Weighted rating1105.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1105.5
Current highest rating achieved1127.6
Current floor (min rating allowed)627.6
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±189.8
Current Raw change used (final)0.0
Projected new Raw rating1105.3
Projected new Weighed rating1017.0
Projected new Weighted performance375.2
Projected new final Raw rating (if new WP > new Raw)1105.3
Projected new highest rating1127.6
Projected new floor627.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1105.3
Projected effective change (new Official - current Official)-0.2
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1113.2
Current Weighted rating1113.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1113.2
Current highest rating achieved1113.2
Current floor (min rating allowed)613.2
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±187.6
Current Raw change used (final)0.0
Projected new Raw rating1113.2
Projected new Weighed rating1024.1
Projected new Weighted performance182.5
Projected new final Raw rating (if new WP > new Raw)1113.2
Projected new highest rating1113.2
Projected new floor613.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1113.2
Projected effective change (new Official - current Official)=0.0
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1152.4
Current Weighted rating1152.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1152.9
Current highest rating achieved1152.4
Current floor (min rating allowed)652.4
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±177.5
Current Raw change used (final)0.0
Projected new Raw rating1152.4
Projected new Weighed rating1060.4
Projected new Weighted performance241.3
Projected new final Raw rating (if new WP > new Raw)1152.4
Projected new highest rating1152.4
Projected new floor652.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1152.4
Projected effective change (new Official - current Official)-0.5
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 Lower West Coast High Schools Prestige 2023 (U15 Boys) 2023/02/11 2023/02/11 West Coast (WCU) Rapid 30 0.60 5 4 1.0 1127.6 1200.0 Analysis
1 West Coast Schools Prestige 2022 (U15 Boys) 2022/02/19 2022/02/19 West Coast (WCU) Standard 60 0.83 6 5 0.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Standard All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 9 1 1 7 1.5 16.7 -283.3 1161.4 878.1
White 5 0 1 4 0.5 10.0 -340.0 1162.5 822.5
Black 4 1 0 3 1.0 25.0 -212.5 1160.0 947.5
Standard All 5 0 1 4 0.5 10.0 -340.0 1175.6 835.6
White 3 0 1 2 0.5 16.7 -283.3 1179.7 896.4
Black 2 0 0 2 0.0 0.0 -425.0 1169.4 744.4
Rapid All 4 1 0 3 1.0 25.0 -212.5 1143.7 931.2
White 2 0 0 2 0.0 0.0 -425.0 1136.7 711.7
Black 2 1 0 1 1.0 50.0 0.0 1150.7 1150.7
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1090149713 Julius, N (Na-Zeer) 1 1.0 1 0 0 100.0 1127.6 425.0 1552.6 View list
2 1070138374 Marshall, J (Jermario) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
3 100048396 Tromp, L (Lian) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
4 1080110116 Tremble, K (Kurt) 1 0.0 0 0 1 0.0 1127.6 -425.0 702.6 View list
5 1080117539 Rhodes, X (Xion) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 1080110405 Kotze, Z (Zade) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
7 1090131675 Holt, I (Isiah) 1 0.0 0 0 1 0.0 1127.6 -425.0 702.6 View list
8 1070138368 Goeieman, S (Samuel) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
9 1080138360 De Jesus, C (Caleb) 1 0.0 0 0 1 0.0 1127.6 -425.0 702.6 View list